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Finding the Fourth Proportional to 336, 504.29 and 268.27

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Solution

The fourth proportional to 336, 504.29 and 268.27 is: 402.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    336 : 504.29 = 268.27 : x
  2. Step 2: Convert to fraction form
    336/504.29 = 268.27/x
  3. Step 3: Cross multiply
    336x = 504.29 × 268.27
  4. Step 4: Simplify right side
    336x = 135,285.88
  5. Step 5: Solve for x
    x = 135,285.88/336
  6. Step 6: Final answer
    x = 402.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.